Mercedes-Benz OM 904-926 LA BlueTec Operating Instructions Manual page 44

Refuelling
42
fuel does not come into contact with skin,
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eyes or clothing.
you do not inhale fuel vapours.
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children are kept away from fuel.
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If you or anyone else comes into contact with
fuel:
wash eyes immediately with plenty of clean
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water if fuel comes into contact with the
eyes and consult a doctor.
clean affected areas of skin with soap and
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water immediately.
change out of clothing which has come into
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contact with fuel immediately.
if fuel is swallowed, a doctor should be con-
R
sulted immediately.
G
WARNING
Do not use petrol to refuel vehicles with a die-
sel engine. Do not mix diesel with petrol. This
would result in damage to the fuel system and
engine, which could lead to a vehicle fire.
®
! AdBlue /DEF is not a fuel additive and
must not be added to the diesel tank. If
®
AdBlue /DEF gets into the diesel tank, this
could lead to engine damage.
! Do not use petrol to refuel vehicles with a
diesel engine. Even small amounts of petrol
result in damage to the fuel system and
engine.
! If you fill the tank with the wrong fuel by
accident, do not start the engine. Other-
wise, the fuel lines may be contaminated.
Notify a qualified specialist workshop and
have the fuel tank and fuel lines fully
drained.
! Do not add any special fuel additives to
the diesel fuel or fatty acid methyl ester
FAME fuel.
Special fuel additives can lead to:
malfunctions
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damage to the catalytic converter
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engine failure
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You will find further information on fuel in the
"Service products" section (
H
Environmental note
If fuels are handled improperly, they pose a
danger to persons and the environment. Do
not allow fuels to run into the sewage system,
the surface waters, the ground water or into
the ground.
Before filling the tank
X
Switch off the engine.
X
Secure the vehicle/equipment against roll-
ing away.
X
Switch off the auxiliary heating system.
X
Observe the fuel grade (
! If you are refuelling the vehicle from
drums or canisters, filter the fuel before
refuelling.
This prevents malfunctions in the fuel sys-
tem caused by contaminated fuel.
i Regularly check the fuel prefilter with the
heated water separator for condensation
( Y page 86).
®
AdBlue /DEF
Important safety notes
G
WARNING
®
If the AdBlue /DEF tank cap is opened at high
temperatures, ammonia vapours may escape.
Ammonia vapours have a pungent odour and
particularly irritate:
skin
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mucous membranes
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eyes
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The vapours may cause a burning sensation
in the eyes, nose and throat as well as irrita-
tion of the throat and watering eyes.
Avoid inhaling ammonia vapours.
Y page 50).
Y page 50).